:root {
    --primary: #0F80E1;
    --secondary: #18C8E1;
    --glass-bg: rgba(255, 255, 255, 0.75);
    --border-soft: rgba(0, 0, 0, 0.08);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: #f5f5f7;
    color: #1d1d1f;
}

/* Apple-style buttons */
.btn {
    border-radius: 14px;
    font-weight: 500;
    padding: 12px 24px;
    transition: all 0.25s ease;
}

.btn-primary {
    background: linear-gradient(180deg, var(--secondary), var(--primary));
    border: none;
    box-shadow: 0 6px 20px rgba(15, 128, 225, 0.25);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 30px rgba(15, 128, 225, 0.35);
}

.btn-outline-primary {
    background-color: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-soft);
    color: var(--primary);
}

.btn-outline-primary:hover {
    background-color: #fff;
    color: var(--primary);
}

/* Apple-style cards */
.feature-card {
    height: 140px;
    padding: 10px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-soft);
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
}

/* Hero */
.hero {
    background: linear-gradient(59deg, #aeb3b8, #ffffff);
    padding: 120px 0;
}

/* Navbar (glass style) */
.navbar {
    transition: all 0.3s ease;
}

.navbar-glass {
    background: transparent;
}

.navbar-scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-soft);
    box-shadow: 0 8px 30px rgba(0,0,0,0.05);
}

.navbar-brand {
    font-weight: 600;
}

.nav-link {
    font-weight: 500;
    color: #1d1d1f !important;
}

.navbar-toggler {
    border: 1px solid var(--border-soft);
    border-radius: 12px;
    padding: 8px 10px;
    background: rgba(255, 255, 255, 0.7);
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 0.15rem rgba(15, 128, 225, 0.2);
}

.navbar .navbar-collapse {
    transition: all 0.2s ease;
}

@media (max-width: 991.98px) {
    .navbar-glass {
        background: rgba(255, 255, 255, 0.85);
        backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--border-soft);
    }

    .navbar .navbar-collapse {
        margin-top: 12px;
        padding: 12px;
        border-radius: 16px;
        background: rgba(255, 255, 255, 0.95);
        box-shadow: 0 12px 30px rgba(0,0,0,0.08);
        border: 1px solid var(--border-soft);
    }

    .navbar .nav-link {
        padding: 10px 12px;
        border-radius: 10px;
    }

    .navbar .nav-link:hover {
        background: rgba(15, 128, 225, 0.08);
    }

    .navbar .btn {
        width: 100%;
        justify-content: center;
    }
}

/* Section spacing */
.section-padding {
    padding: 100px 0;
}

/* Footer (Apple clean style) */
footer {
    background-color: #f5f5f7;
    color: #6e6e73;
    border-top: 1px solid var(--border-soft);
}

footer h5, footer h6 {
    color: #1d1d1f;
}